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Finding the Fourth Proportional to 261,247.28, 360,597.86 and 170,616.93

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Solution

The fourth proportional to 261,247.28, 360,597.86 and 170,616.93 is: 235,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,247.28 : 360,597.86 = 170,616.93 : x
  2. Step 2: Convert to fraction form
    261,247.28/360,597.86 = 170,616.93/x
  3. Step 3: Cross multiply
    261,247.28x = 360,597.86 × 170,616.93
  4. Step 4: Simplify right side
    261,247.28x = 61,524,098,984.69
  5. Step 5: Solve for x
    x = 61,524,098,984.69/261,247.28
  6. Step 6: Final answer
    x = 235,501.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.